This PR contains the work done to add cache-control headers to static file responses by configuring the `FileMiddleware` middleware to tag served static files with *Cache-Control* directives, tuned per media type. To provide further details about the work done: * Added a cache control that sets per-type policies: text assets (CSS/JS) get public, max-age, must-revalidate; images get public, max-age; everything else gets a default public, max-age. * Files stay validated via `ETag/Last-Modified` header. * Made the max-age values configurable, with defaults, via new cache constants. Reviewed-on: rock-n-code/loud-amsterdam#6 Co-authored-by: Javier Cicchelli <javier@rock-n-code.com> Co-committed-by: Javier Cicchelli <javier@rock-n-code.com>
33 lines
1.6 KiB
Swift
33 lines
1.6 KiB
Swift
import Configuration
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extension ConfigKey {
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/// A namespace for the static files cache configuration keys.
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public enum Cache {
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/// The configuration key for the max-age, in seconds, applied to text-based static files (CSS, JavaScript, plain text).
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public static let maxAgeText: ConfigKey = "cache.maxAge.text"
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/// The configuration key for the max-age, in seconds, applied to image static files (ICO, PNG, SVG).
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public static let maxAgeImage: ConfigKey = "cache.maxAge.image"
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/// The configuration key for the max-age, in seconds, applied to all other static files (e.g. the web manifest).
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public static let maxAgeDefault: ConfigKey = "cache.maxAge.default"
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}
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/// A namespace for the HTTP server configuration keys.
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public enum HTTP {
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/// The configuration key for the host the server binds to.
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public static let host: ConfigKey = "http.host"
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/// The configuration key for the port the server listens on.
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public static let port: ConfigKey = "http.port"
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/// The configuration key for the server's name.
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public static let serverName: ConfigKey = "http.serverName"
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}
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/// A namespace for the logging configuration keys.
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public enum Log {
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/// The configuration key for the minimum log level.
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public static let level: ConfigKey = "log.level"
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}
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/// A namespace for the path configuration keys.
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public enum Path {
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/// The configuration key for the directory the static files are served from.
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public static let staticFiles: ConfigKey = "path.staticFiles"
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}
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}
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